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Last Updated: September 30, 2020

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Patent: 6,335,465

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Summary for Patent: 6,335,465
Title: Sterilized 5-aminolevulinic acid
Abstract:Colored 5-aminolevulinic acid crystals useful for photodynamic therapy Eire disclosed. Preferably the colored 5-aminolevulinic acid crystals have the color imparted by irradiation of the crystals, such as gamma radiation. The colored ALA crystals are preferably pharmaceutically pure and sterile and can be contained in a sealed sterile container. Also disclosed is sterile aqueous ALA solution which includes the colored ALA crystals contained in water. Also disclosed is a method for preparing colored ALA crystals which includes exposing non-irradiated ALA crystals to a radiation source at a dose sufficient impart a color which is different than any color present in the non-irradiated crystals. Preferably the irradiation is sufficient to sterilize the ALA crystals. The sterile colored ALA crystals can be used in a kit for internal or external treatment and/or detection of a condition in a mammal, which includes the sterile, colored ALA crystals and sterile diluent, and in the case of internal treatment and/or detection optionally a catheter for administration of the ALA.
Inventor(s): Golub; Allyn (Miramar, FL)
Assignee: Dusa Pharmaceuticals, Inc. (Ontario, CA)
Application Number:09/486,604
Patent Claims:see list of patent claims

Details for Patent 6,335,465

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Merck Sharp & Dohme Corp. ZOSTAVAX zoster vaccine live INJECTION, POWDER, LYOPHILIZED, FOR SUSPENSION 125123 001 2006-05-25   Start Trial Dusa Pharmaceuticals, Inc. (Ontario, CA) 2017-09-02 search
Merck Sharp & Dohme Corp. ZOSTAVAX zoster vaccine live INJECTION, POWDER, LYOPHILIZED, FOR SUSPENSION 125123 1 2006-05-25   Start Trial Dusa Pharmaceuticals, Inc. (Ontario, CA) 2017-09-02 search
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Number >Approval Date >Patent No. >Assignee >Estimated Patent Expiration >Status >Orphan >Source

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